Shimano GRX RX610 12-Speed Hydraulic Shift/Brake Lever with Flat Mount Caliper 2D1/2D2/2D3/2D4/2D5/2D6/2D7/2D8/2D9/2D10/JPA/JPA2/JPA3/JPA4//JAL/JAL2/JAL3//JMN/JMN2/JMN3/JNY/JNY2//JCA/JCO/JCO2/JCO3//JNC/JNC2/JNC3//BNM/BNM2/BNV/BNV2/ Engineered with precise gate mechanisms

Engineered with precise gate mechanisms and high-quality forging

Crafted from premium aluminum alloys

low-friction design that reduces cable friction and enhances gear responsiveness

Its versatile tread design excels in loose over hard

hassle-free locking

Shimano GRX RX610 12-Speed Hydraulic Shift/Brake Lever with Flat Mount Caliper 2D1/2D2/2D3/2D4/2D5/2D6/2D7/2D8/2D9/2D10/JPA/JPA2/JPA3/JPA4//JAL/JAL2/JAL3//JMN/JMN2/JMN3/JNY/JNY2//JCA/JCO/JCO2/JCO3//JNC/JNC2/JNC3//BNM/BNM2/BNV/BNV2/ Engineered with precise gate mechanismsExperience superior control and reliability on mixed terrain adventures with the Shimano GRX ST RX610 Shift Brake Lever with BR RX410 Hyd Disc Brake Caliper. Engineered specifically for gravel cycling enthusiasts, this high performance shifting and braking system combines innovative materials, advanced components, and ergonomic design to elevate your riding experience whether on rugged trails or smooth pavement. Materials & Construction Crafted from